The prognosticators at 24/7 Wall Street are out with their annual predictions on which companies will be the most profitable in 2013. And, yes, Apple is expected to retain its No. 1 spot—by a wide margin. Here is the forecast with expected 2013 earnings, via MarketWatch. 
 -  No. 1: Apple, $46 billion, up 10%
  -  No. 2: Exxon Mobil, $37 billion, up 2%
  -  No. 3 (tie): Chevron, $24 billion, flat
  -  No. 3 (tie): Microsoft, $24 billion, up 7%
  
                                    
                                    
                                
                                
                             
                            
                            
                            
                            
                            
                                
                                
                                    
                                        
 -  No. 5: JP Morgan Chase, $20 billion, up 6%
  -  No. 6 (tie): Wells Fargo, $19 billion, up 9%
  -  No. 6 (tie): IBM, $19 billion, up 10%
  -  No. 8: General Electric, $18 billion, up 11%
  -  No. 9: Pfizer, $17 billion, up 6%
  -  No. 10: Walmart, $16 billion, up 10%
  
 Click 
here for specifics on each company.